Blade



FIG. 1 is a perspective view of a blade;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of blade is for the purpose of illustrating portions of the blade and forms no part of the claimed design. 

The ornamental design for a blade, as shown and described. 